Add mdict4j_usage.java

mdict4j_usage.java

@@ -0,0 +1,14 @@
+// currently you need my fork:
+// https://codeberg.org/hashirama/mdict4j
+
+        try {
+            Path dictionaryPath = Paths.get("（学研）漢字源［改訂第五版］.mdx");
+            MDictDictionary dictionary = MDictDictionary.loadDictionary(dictionaryPath.toString());
+            System.out.println(dictionary.getTitle());
+            System.out.println(dictionary.getDescription());
+            for (var entry : dictionary.readArticles("来")) {
+                System.out.printf("%s -> %s%n", entry.getKey(), entry.getValue());
+            }
+        } catch (MDException e) {
+            e.printStackTrace();
+        }